1 | <?xml version="1.0" encoding="UTF-8"?> |
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2 | <!DOCTYPE rdf:RDF [ |
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3 | <!ENTITY rdf 'http://www.w3.org/1999/02/22-rdf-syntax-ns#'> |
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4 | <!ENTITY rdfs 'http://www.w3.org/TR/WD-rdf-schema#'> |
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5 | <!ENTITY xsd 'http://www.w3.org/2001/XMLSchema#'> |
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6 | <!ENTITY cmdm 'http://www.clarin.eu/cmd/general.rdf#'> |
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7 | <!ENTITY oa 'http://www.w3.org/ns/oa#'> |
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8 | ]> |
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9 | <xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="2.0" xmlns:dcr="http://www.isocat.org/ns/dcr.rdf#" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:rdfs="http://www.w3.org/2000/01/rdf-schema#" xmlns:cmd="http://www.clarin.eu/cmd/" xmlns:cmdm="http://www.clarin.eu/cmd/general.rdf#" xmlns:ore="http://www.openarchives.org/ore/terms/" xmlns:oa="http://www.w3.org/ns/oa#" xmlns:dcterms="http://purl.org/dc/terms/" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"> |
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10 | |
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11 | <xsl:output method="xml" encoding="UTF-8"/> |
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12 | |
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13 | <!-- allow to rewrite the urls --> |
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14 | <xsl:param name="base_strip" select="base-uri()"/> |
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15 | <xsl:param name="base_add" select="''"/> |
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16 | |
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17 | <xsl:variable name="about" select="replace(if ($base_strip=base-uri()) then base-uri() else replace(base-uri(), $base_strip, $base_add),'([./])(xml|cmdi)$','$1rdf')"/> |
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18 | |
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19 | <xsl:include href="CMD2RDF.xsl"/> |
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20 | |
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21 | <xsl:template match="text()"/> |
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22 | |
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23 | <!-- let's create some RDF --> |
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24 | <xsl:template match="/cmd:CMD"> |
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25 | <rdf:RDF xml:base="{$about}"> |
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26 | <!-- The CMDI is seen as OA Annotation of a (set of) resource(s) --> |
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27 | <oa:Annotation rdf:about="{$about}"> |
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28 | <xsl:apply-templates select="cmd:Resources" mode="resources"/> |
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29 | <oa:hasBody> |
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30 | <xsl:apply-templates select="cmd:Components"> |
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31 | <xsl:with-param name="context" tunnel="yes" select="''"/> |
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32 | </xsl:apply-templates> |
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33 | </oa:hasBody> |
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34 | <oa:motivatedBy rdf:resource="&oa;describing"/> |
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35 | <xsl:apply-templates select="cmd:Resources" mode="other"/> |
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36 | </oa:Annotation> |
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37 | <!-- The CMDI is an ORE ResourceMap to other metadata descriptions --> |
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38 | <xsl:if test="exists(cmd:Resources/ResourceProxyList/ResourceProxy[ResourceType='Metadata'])"> |
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39 | <ore:ResourceMap rdf:about="{$about}"> |
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40 | <ore:describes> |
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41 | <ore:Aggregation> |
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42 | <xsl:apply-templates select="cmd:Resources" mode="metadata"/> |
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43 | </ore:Aggregation> |
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44 | </ore:describes> |
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45 | </ore:ResourceMap> |
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46 | </xsl:if> |
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47 | <xsl:apply-templates select="cmd:Header"/> |
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48 | </rdf:RDF> |
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49 | </xsl:template> |
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50 | |
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51 | <xsl:template match="cmd:MdCreator"> |
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52 | <rdf:Description rdf:about="{concat('#',generate-id((/cmd:CMD/cmd:Components/*)[1]))}"> |
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53 | <dc:creator> |
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54 | <xsl:value-of select="."/> |
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55 | </dc:creator> |
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56 | </rdf:Description> |
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57 | </xsl:template> |
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58 | |
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59 | <xsl:template match="cmd:MdCreationDate"> |
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60 | <rdf:Description rdf:about="{concat('#',generate-id((/cmd:CMD/cmd:Components/*)[1]))}"> |
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61 | <dc:created> |
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62 | <xsl:value-of select="."/> |
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63 | </dc:created> |
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64 | </rdf:Description> |
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65 | </xsl:template> |
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66 | |
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67 | <xsl:template match="cmd:MdSelfLink"> |
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68 | <rdf:Description rdf:about="{concat('#',generate-id((/cmd:CMD/cmd:Components/*)[1]))}"> |
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69 | <dc:identifier> |
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70 | <xsl:value-of select="."/> |
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71 | </dc:identifier> |
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72 | </rdf:Description> |
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73 | </xsl:template> |
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74 | |
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75 | <xsl:template match="cmd:MdProfile"> |
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76 | <!-- TODO? --> |
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77 | </xsl:template> |
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78 | |
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79 | <xsl:template match="cmd:MdCollectionDisplayName"> |
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80 | <!-- TODO --> |
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81 | </xsl:template> |
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82 | |
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83 | <xsl:template match="text()" mode="resources"/> |
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84 | <xsl:template match="cmd:ResourceProxy[cmd:ResourceType!='Resource']" mode="resources"/> |
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85 | <xsl:template match="cmd:ResourceProxy[cmd:ResourceType='Resource']" mode="resources"> |
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86 | <oa:hasTarget> |
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87 | <cmdm:Resource rdf:about="{cmd:ResourceRef}"> |
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88 | <xsl:if test="normalize-space(cmd:ResourceType/@mimetype)!=''"> |
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89 | <cmdm:hasMimeType> |
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90 | <xsl:value-of select="cmd:ResourceType/@mimetype"/> |
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91 | </cmdm:hasMimeType> |
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92 | </xsl:if> |
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93 | </cmdm:Resource> |
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94 | </oa:hasTarget> |
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95 | </xsl:template> |
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96 | |
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97 | <xsl:template match="text()" mode="metadata"/> |
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98 | <xsl:template match="cmd:ResourceProxy[cmd:ResourceType!='Metadata']" mode="metadata"/> |
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99 | <xsl:template match="cmd:ResourceProxy[cmd:ResourceType='Metadata']" mode="metadata"> |
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100 | <ore:aggregates rdf:resource="{cmd:ResourceRef}"/> |
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101 | <!-- |
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102 | <cmdm:hasMimeType rdf:about="{ResourceRef}"> |
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103 | <xsl:value-of select="ResourceType/@mimetype"/> |
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104 | </cmdm:hasMimeType> |
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105 | --> |
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106 | </xsl:template> |
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107 | |
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108 | <xsl:template match="text()" mode="other"/> |
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109 | <xsl:template match="cmd:ResourceProxy[cmd:ResourceType=('Resource','Metadata')]" mode="other"/> |
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110 | <xsl:template match="cmd:ResourceProxy[not(cmd:ResourceType=('Resource','Metadata'))]" mode="other"> |
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111 | <xsl:element name="cmdm:has{cmd:ResourceType}"> |
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112 | <xsl:attribute name="rdf:resource" select="cmd:ResourceRef"/> |
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113 | </xsl:element> |
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114 | <!-- |
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115 | <cmdm:hasMimeType rdf:about="{ResourceRef}"> |
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116 | <xsl:value-of select="ResourceType/@mimetype"/> |
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117 | </cmdm:hasMimeType> |
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118 | --> |
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119 | </xsl:template> |
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120 | |
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121 | <!-- the CMD body --> |
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122 | <xsl:template match="/cmd:CMD/cmd:Components"> |
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123 | <!-- get the profile id --> |
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124 | <xsl:variable name="id"> |
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125 | <xsl:choose> |
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126 | <xsl:when test="exists(/cmd:CMD/cmd:Header/cmd:MdProfile)"> |
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127 | <!-- and ignore if there are multiple MdProfile and just take the first!! |
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128 | although probably this more a case for the schema validation! --> |
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129 | <xsl:sequence select="cmd:id((/cmd:CMD/cmd:Header/cmd:MdProfile)[1])"/> |
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130 | </xsl:when> |
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131 | <xsl:when test="exists(/cmd:CMD/@xsi:schemaLocation)"> |
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132 | <xsl:sequence select="cmd:id(/cmd:CMD/@xsi:schemaLocation)"/> |
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133 | </xsl:when> |
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134 | <xsl:otherwise> |
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135 | <xsl:message terminate="yes"> |
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136 | <xsl:text>ERR: the CMDI record doesn't refer to its profile!</xsl:text> |
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137 | </xsl:message> |
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138 | </xsl:otherwise> |
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139 | </xsl:choose> |
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140 | </xsl:variable> |
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141 | <xsl:if test="not(starts-with($id,'clarin.eu:'))"> |
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142 | <xsl:text>ERR: the CMDI record doesn't refer to a profile in the CR!</xsl:text> |
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143 | </xsl:if> |
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144 | <!-- load the profile --> |
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145 | <xsl:variable name="profile" select="cmd:profile($id)"/> |
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146 | <!-- the base URL (the namespace in RDF/XML) of the RDF resources will change during traversal to the URL of the active profile/component --> |
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147 | <xsl:variable name="ns" select="concat(cmd:ppath($id,'rdf'),'#')"/> |
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148 | <!-- we traverse the profile/component scheme and find the matching instances --> |
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149 | <xsl:apply-templates select="$profile/CMD_ComponentSpec/CMD_Component"> |
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150 | <xsl:with-param name="context" tunnel="yes" select="''"/> |
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151 | <xsl:with-param name="ns" tunnel="yes" select="$ns"/> |
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152 | <xsl:with-param name="instance" tunnel="yes" select="."/> |
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153 | </xsl:apply-templates> |
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154 | </xsl:template> |
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155 | |
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156 | <!-- a CMD component --> |
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157 | <xsl:template match="CMD_Component"> |
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158 | <xsl:param name="context" tunnel="yes"/> |
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159 | <xsl:param name="ns" tunnel="yes"/> |
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160 | <xsl:param name="instance" tunnel="yes"/> |
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161 | <!-- if the component has its own id its something that can be shared by multiple profiles/components and has its own base RDF (namespace) --> |
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162 | <xsl:variable name="local-ns"> |
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163 | <xsl:choose> |
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164 | <xsl:when test="exists(@ComponentId)"> |
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165 | <xsl:sequence select="concat(cmd:cpath(@ComponentId,'rdf'),'#')"/> |
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166 | </xsl:when> |
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167 | <xsl:otherwise> |
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168 | <xsl:sequence select="$ns"/> |
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169 | </xsl:otherwise> |
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170 | </xsl:choose> |
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171 | </xsl:variable> |
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172 | <!-- if the component has its own id its something that can be shared by multiple profiles/components a new context is started --> |
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173 | <xsl:variable name="local-context"> |
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174 | <xsl:choose> |
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175 | <xsl:when test="exists(@ComponentId)"> |
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176 | <xsl:sequence select="''"/> |
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177 | </xsl:when> |
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178 | <xsl:otherwise> |
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179 | <xsl:sequence select="$context"/> |
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180 | </xsl:otherwise> |
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181 | </xsl:choose> |
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182 | </xsl:variable> |
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183 | <xsl:variable name="profile" select="."/> |
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184 | <xsl:variable name="name" select="@name"/> |
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185 | <!-- extend the context with this component --> |
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186 | <xsl:variable name="id" select="cmd:path($local-context,$name)"/> |
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187 | <!-- find the matching instances --> |
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188 | <xsl:for-each select="$instance/*[local-name()=$name]"> |
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189 | <!-- create a class --> |
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190 | <xsl:variable name="class"> |
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191 | <xsl:element name="{$id}" namespace="{$local-ns}"> |
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192 | <xsl:attribute name="rdf:about" select="concat('#',generate-id(.))"/> |
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193 | <xsl:for-each select="tokenize(@ref,'\s+')"> |
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194 | <xsl:variable name="res" select="."/> |
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195 | <cmdm:describesResource rdf:resource="{$instance/ancestor::cmd:CMD/cmd:Resources/cmd:ResourceProxyList/cmd:ResourceProxy[@id=$res]/cmd:ResourceRef}"/> |
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196 | </xsl:for-each> |
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197 | <!-- switch back from the instance to the profile --> |
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198 | <xsl:apply-templates select="$profile/*"> |
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199 | <xsl:with-param name="context" tunnel="yes" select="$id"/> |
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200 | <xsl:with-param name="ns" tunnel="yes" select="$local-ns"/> |
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201 | <xsl:with-param name="instance" tunnel="yes" select="."/> |
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202 | </xsl:apply-templates> |
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203 | </xsl:element> |
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204 | </xsl:variable> |
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205 | <!-- is this the root or not --> |
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206 | <xsl:choose> |
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207 | <xsl:when test="exists(parent::cmd:Components)"> |
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208 | <xsl:copy-of select="$class"/> |
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209 | </xsl:when> |
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210 | <xsl:otherwise> |
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211 | <!-- use the generic RELcat related relationship for the nesting of components --> |
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212 | <cmdm:contains> |
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213 | <xsl:copy-of select="$class"/> |
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214 | </cmdm:contains> |
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215 | </xsl:otherwise> |
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216 | </xsl:choose> |
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217 | </xsl:for-each> |
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218 | </xsl:template> |
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219 | |
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220 | <!-- a CMD element --> |
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221 | <xsl:template match="CMD_Element"> |
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222 | <xsl:param name="context" tunnel="yes"/> |
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223 | <xsl:param name="ns" tunnel="yes"/> |
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224 | <xsl:param name="instance" tunnel="yes"/> |
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225 | <xsl:variable name="profile" select="."/> |
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226 | <xsl:variable name="name" select="@name"/> |
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227 | <!-- extend the context with this element --> |
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228 | <xsl:variable name="id" select="cmd:path($context,$name)"/> |
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229 | <xsl:variable name="has" select="cmd:path($context,concat('has',@name))"/> |
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230 | <!-- find the matching instances --> |
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231 | <xsl:for-each select="$instance/*[local-name()=$name]"> |
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232 | <!-- use the generic RELcat related relationship for the nesting of the element in its component --> |
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233 | <cmdm:contains> |
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234 | <!-- a CMD element is a RDF class --> |
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235 | <xsl:element name="{$id}" namespace="{$ns}"> |
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236 | <xsl:attribute name="rdf:about" select="concat('#',generate-id(.))"/> |
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237 | <!-- the value is assigned to a propery of the CMD element RDF class --> |
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238 | <xsl:element name="{$has}ElementValue" namespace="{$ns}"> |
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239 | <!-- map the CMD XSD datatype to a datatype supported by RDF --> |
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240 | <xsl:attribute name="rdf:datatype" select="concat('&xsd;',cmd:datatype($profile/@ValueScheme))"/> |
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241 | <!-- copy @xml:lang --> |
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242 | <xsl:copy-of select="@xml:lang"/> |
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243 | <!-- copy the literal --> |
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244 | <xsl:value-of select="."/> |
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245 | </xsl:element> |
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246 | <!-- if there is enum we also have an entity property --> |
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247 | <xsl:if test="exists($profile/ValueScheme/enumeration)"> |
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248 | <xsl:element name="{$id}ElementEntity" namespace="{$ns}"> |
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249 | <xsl:attribute name="rdf:resource" select="concat($ns,$id,'ValueScheme',$STEP,replace(.,'\s',''))"/> |
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250 | </xsl:element> |
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251 | </xsl:if> |
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252 | <!-- switch back from the instance to the profile to handle the attributes --> |
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253 | <xsl:apply-templates select="$profile/AttributeList/Attribute"> |
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254 | <xsl:with-param name="context" tunnel="yes" select="$id"/> |
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255 | <xsl:with-param name="ns" tunnel="yes" select="$ns"/> |
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256 | <xsl:with-param name="instance" tunnel="yes" select="."/> |
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257 | </xsl:apply-templates> |
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258 | </xsl:element> |
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259 | </cmdm:contains> |
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260 | </xsl:for-each> |
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261 | </xsl:template> |
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262 | |
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263 | <!-- a CMD attribute --> |
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264 | <xsl:template match="Attribute"> |
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265 | <xsl:param name="context" tunnel="yes"/> |
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266 | <xsl:param name="ns" tunnel="yes"/> |
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267 | <xsl:param name="instance" tunnel="yes"/> |
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268 | <xsl:variable name="profile" select="."/> |
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269 | <xsl:variable name="name" select="Name"/> |
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270 | <!-- extend the context with this attribute --> |
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271 | <xsl:variable name="id" select="concat(cmd:path($context,$name),'Attribute')"/> |
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272 | <xsl:variable name="has" select="concat(cmd:path($context,concat('has',$name)),'Attribute')"/> |
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273 | <!-- find the matching instances --> |
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274 | <xsl:for-each select="$instance/@*[local-name()=$name]"> |
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275 | <cmdm:containsAttribute> |
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276 | <xsl:element name="{$id}" namespace="{$ns}"> |
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277 | <xsl:attribute name="rdf:about" select="concat('#',generate-id(.))"/> |
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278 | <xsl:element name="{$has}Value" namespace="{$ns}"> |
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279 | <!-- map the CMD XSD datatype to a datatype supported by RDF --> |
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280 | <xsl:attribute name="rdf:datatype" select="concat('&xsd;',cmd:datatype($profile/Type))"/> |
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281 | <!-- copy the literal --> |
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282 | <xsl:value-of select="."/> |
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283 | </xsl:element> |
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284 | <xsl:if test="exists($profile/ValueScheme/enumeration)"> |
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285 | <xsl:element name="{$has}Entity" namespace="{$ns}"> |
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286 | <xsl:attribute name="rdf:resource" select="concat($ns,$id,'ValueScheme',$STEP,replace(.,'\s',''))"/> |
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287 | </xsl:element> |
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288 | </xsl:if> |
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289 | </xsl:element> |
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290 | </cmdm:containsAttribute> |
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291 | </xsl:for-each> |
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292 | </xsl:template> |
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293 | |
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294 | </xsl:stylesheet> |
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